package com.cdpark.filter.back;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

public class BackValidatorFilter implements Filter{

	@Override
	public void destroy() {
		
	}

	@Override
	public void doFilter(ServletRequest request, ServletResponse response,
			FilterChain filterChain) throws IOException, ServletException {
		HttpServletRequest httpRequest = ((HttpServletRequest)request);
		HttpSession session = httpRequest.getSession();
		HttpServletResponse httpResponse = (HttpServletResponse)response;
		if(session.getAttribute("onlineAdmin") == null) {
			httpResponse.sendRedirect("index.jsp");
		} else {
			filterChain.doFilter(request, response);
		}
		
	}

	@Override
	public void init(FilterConfig filterConfig) throws ServletException {
		
	}

}
